Za mu iya bayyana da matuƙar tabbaci cewa BMW M5 (F90) ba dai dai mota ce a hankali ba. Lokacin da kake da 600 hp a ƙarƙashin ƙafa, ana rarraba akan ƙafafun huɗun, ba ma fiye da kilogiram 1900 na nauyi ba shine cikas ga wasan kwaikwayo na musamman.
Amma a fili, da alama BMW M5 yana ɓoye wasu dabaru don samun abubuwan da ya dace. Rarraba IND ta sanya M5 akan bankin wutar lantarki, da mamaki: wannan ya yi rajista kusan 625 hp (634 hp)… amma a ƙafafun.
A ka'ida, wannan yana nufin cewa V8 tasowa ba 600 hp, amma game da 700 hp na iko!
Ta yaya zai yiwu a sami fiye da 100 hp?
Lokacin duba ƙayyadaddun injin, ƙimar ƙarfin dawakai da aka ayyana shine abin da aka rubuta akan crankshaft. Duk da haka, ikon da a zahiri ya kai ƙafafun yana ƙara ƙasa. Wannan shi ne saboda akwai hasarar injiniyoyi (waɗanda ba su da ƙarfi), wato, wasu dawakai suna “ɓacewa a kan hanya” lokacin da suke wucewa ta cikin akwatin gear da igiyar watsawa kafin isa ga ƙafafun.
Don haka abin mamaki a sakamakon wannan BMW M5 a bankin wutar lantarki. A cikin irin wannan nau'in gwaje-gwaje, yana yiwuwa ne kawai don auna wutar lantarki zuwa ƙafafun, bayan haka an ƙididdige ƙimar wutar lantarki ta ainihi, farawa daga ƙimar da aka ƙayyade na wutar lantarki.
Wato, sakamakon wannan gwajin yakamata ya samar da lamba a kusa da 530-550 hp - darajar wutar lantarki ta bambanta daga mota zuwa mota, amma, a matsayinka na yau da kullum, yana tsakanin 10-20%. Amma, sabanin tsammanin, wannan M5, misali, tare da fiye da 1900 km, yana da karfin dawakai fiye da na hukuma 600 hp.
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Shin da gaske zai yiwu a sami ƙarin 100 hp?
Yana yiwuwa, amma zai yi wuya. Akwai sauye-sauye da yawa waɗanda ke tasiri ƙarfin injin. Daga man shafawa da ake amfani da su zuwa yanayin zafin iska. Daga abin da muka samu a bayanan da aka samu daga Rarraba IND, an yi sanyi musamman a wurin da aka gudanar da gwajin, amma wannan ba hujja ba ce ga sakamakon da aka gabatar.
Sannan, ba shakka, akwai wannan babban canjin da ake kira bankin wutar lantarki. Dangane da kerawa/samfurin bankin wutar lantarki, mota ɗaya na iya gabatar da ƙima daban-daban. Daga abin da muka gani, an san bankin wutar lantarki da ake amfani da shi yana samar da lambobi masu kyakkyawan fata fiye da sauran bankunan wutar lantarki.
Duk da haka dai, wannan BMW M5 ya yi gwajin sau da yawa, kuma yana nuna yadda lambobin suka bambanta. darajar da ta kai 625 hp ita ce mafi kyawun da aka samu a cikin uku tare da motar a cikin 5th gear, duk-dabaran tuƙi da kuma Sport Plus yanayin - sauran biyun sun tsaya a 606 da 611 hp.
An kuma yi gwajin tare da ƙafafu guda biyu kawai (sabon M5 yana da yanayin 2WD), a cikin gear 6 da yanayin Sport Plus, kuma sakamakon ya kasance 593 hp zuwa ƙafafun (whp).
Bambance-bambance… na hukuma
A ƙarshe, mu kuma dole mu ƙara wani m. Lambobin hukuma da masana'antun suka sanar ba su da garantin cewa haƙiƙanin su ne ainihin lambobin da injin motar ku ya ci bashin.
Akwai ko da yaushe bambance-bambance, musamman a cikin turbo zamanin da muke rayuwa a - guda biyu daidai injuna iya gabatar da daban-daban ikon dabi'u a kasa ko sama da hukuma dabi'u, amma a general, bambance-bambancen ba bayyana.
Kamar yadda muka ambata, akwai sauye-sauye da yawa waɗanda ke shafar ƙarfin injin. Wannan juzu'i ne na sassa, da yawa daga cikinsu na hannu, kuma duk da wahalar samar da masana'antu a yau, akwai juriya - babu sassa biyu da suka taɓa kama da gaske - suna shafar lambobin da kuke samu.
Yana daya daga cikin dalilan da ya sa masana'antun har ma sun kasance masu ra'ayin mazan jiya a cikin lambobin da aka sanar , ba kawai don injunan sa ba, har ma don aikin injinan sa, batun da ya fi dacewa idan ya zo ga manyan ayyuka.
Wajibi ne a tabbatar da cewa duk raka'a sun isa lambobin hukuma, don haka yana da kyau a “fitar da shi” - wanda kuma ya ba da hujjar wasu kyawawan sakamako ga wasu injina a cikin ayyukan da aka samu a wasu gwaje-gwaje, fiye da lambobin hukuma.
Koyaushe yana ba da talla mai kyau kuma yana guje wa rikice-rikice na shari'a - a baya an yi shari'a kan wasu samfuran, saboda wasu samfuran su sun kasa kaiwa ikon da suke tallata.
Kuma BMW M5?
Zaton cewa M5's twin-turbo V8 ya fi lafiya fiye da yadda yake bayyana, ya fito ne daga tsarar da suka gabata (F10). Kamar yadda muke magana game da babban tushe mai ƙarfi, ko da 5% rashin daidaituwa yana wakiltar riba na kusan 30 hp , wanda ya kasance al'ada na abin da aka auna a bankunan wutar lantarki daban-daban.
A cikin wannan yanayin musamman, wannan injin yana da ko dai “mafi kyau”, tare da juriya mai ƙarfi, don haka yana haɓaka rarrabuwar kawuna ga ƙimar hukuma, wanda tare da kyakkyawan bankin wutar lantarki ya taimaka ga waɗannan kyakkyawan sakamako; ko kuma matsala ta iya faruwa. Tabbas za mu ga ƙarin gwaje-gwaje na BMW M5 akan wasu bankunan wutar lantarki waɗanda za su iya tabbatarwa ko bata sunan wannan adadi.
bayanin kula: godiya ga mai karatunmu Manuel Duarte da ya aiko da bayanin. Muna fatan mun amsa tambayoyinku.